Organ Pipe Cactus National Monument in August
August at Organ Pipe Cactus National Monument averages a daytime high near 103°F and an overnight low around 75°F, with about 1.8" of precipitation. Visitation runs about 0.6× the park's average month, which makes August a quiet month here.
- Average low
- 75°F
- Average high
- 103°F
Range across the year: 41°F to 104°F
- Precipitation
- 1.8 in
- Daylight
- 13.2 hours
Roughly 5% of the park's yearly visitors come in August: about 11,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes August the 11th-busiest of the park's twelve months, sitting between the March peak (1.8×) and the July low (0.6×).
On our Best Time to Visit score August rates 48/100 ("Fair"). Our recommended month is November: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 89°F is hot, with afternoons near 103°F to plan the day around. These figures are 1991–2020 NOAA climate normals from the nearest station, about 6.5 miles from the park.
August falls inside the park's busiest stretch: June, July and August together pull about 15% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 13.2 hours of daylight in August to explore — between the 9.9-hour midwinter low and the 14.1-hour summer high.
Park-wide, 2025 drew 174,623 recreation visits, down 4.4% from 182,612 in 2024.
Across the past decade overall visitation has eased about 28.3%, so August may feel a touch quieter than it once did.
How August compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| July | 104°F / 76°F | 0.6× Quiet | 51 Fair |
| August | 103°F / 75°F | 0.6× Quiet | 48 Fair |
| September | 99°F / 70°F | 0.7× Quiet | 45 Fair |
All twelve months at Organ Pipe Cactus, with the best time to visit.
Things to do at Organ Pipe Cactus in August
The National Park Service tags 15 Organ Pipe Cactus activities for summer. Here are 8 of them. Each links to the park's own page for it.
- Become a Desert Ranger · 30-120 minutes
- Become an Organ Pipe Junior Ranger · 30-120 minutes
- Drive South Puerto Blanco Road · 2-3 hours
- Hike Arch Canyon · 60-90 minutes
- Hike the Senita Basin Loop · 2-3 hours
- Hike to Victoria Mine · 3-4 hours
- Stargazing at Organ Pipe
- Walk Your Pet along Palo Verde Trail · 90-120 minutes
Frequently Asked Questions
August averages a daytime high near 103°F and an overnight low around 75°F at Organ Pipe Cactus National Monument, with about 1.8 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 6.5 miles from the park, so conditions inside the park can differ, especially at other elevations.
August is quiet at Organ Pipe Cactus National Monument (about 0.6× the average month). Our best-time score rates it "Fair" at 48/100. Our recommended month is November.
The busiest month is March and the quietest is July. August sits at about 0.6× the park's average, or 5% of annual visitation.
A typical August sees about 11,000 recreation visits at Organ Pipe Cactus National Monument, based on National Park Service monthly counts from 1979–2025.
Where to stay near Organ Pipe Cactus in August
Booking a August trip to Organ Pipe Cactus National Monument? Compare hotels, cabins and vacation rentals near the park with live August availability and prices.
Top-rated places to stay near Organ Pipe Cactus
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See the full ranking of the best national parks to visit in August.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.